| nail biting | Common form of habitual body manipulation which is an expression of tension. (12 Dec 1998) |
|---|
| biting in | The process of corroding or eating into metallic plates, by means of an acid. See Etch. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| biting pressure | Any force exerted upon the occlusal surfaces of teeth. Synonym: biting pressure. (05 Mar 2000) |
| biting strength | The motive force created by the dynamic action of the muscles during the physiologic act of mastication. Synonym: biting strength, masticatory force. (05 Mar 2000) |
| crib-biting | A behaviour disorder of horses in which the animal grasps the edge of a convenient fixture and presses down, raising the floor of its mouth, forcing the soft palate open, and sometimes swallowing air. See: aerophagia. (05 Mar 2000) |
| body of nail | The exposed portion of the nail distal to its root. Synonym: corpus unguis. (05 Mar 2000) |
| racket nail | A broad flat thumbnail resulting from a congenital shorter and wider distal phalanx of the thumb. (05 Mar 2000) |
| germinative layer of nail | The deeper layer of the nail that is continuous with the stratum germinativum of the surrounding skin and from which the nail plate is continuously formed. Synonym: germinative layer of nail. (05 Mar 2000) |
| parrot-beak nail | A markedly curved fingernail. (05 Mar 2000) |
| reedy nail | A nail marked by longitudinal ridges and furrows. (05 Mar 2000) |
| retinacula of nail | Fibrous attachments of the nail-bed to the underlying phalanx. Synonym: retinacula unguis. (05 Mar 2000) |
| groove of nail matrix | The cutaneous furrow in which the lateral border of the nail is situated. Synonym: groove of nail matrix, vallecula unguis. (05 Mar 2000) |
| root of nail | The proximal end of the nail, concealed under a fold of skin. Synonym: radix unguis. (05 Mar 2000) |
| wall of nail | The fold of skin overlapping the lateral and proximal margins of the nail. Synonym: vallum unguis, wall of nail. (05 Mar 2000) |
| pincer nail | Transverse overcurvature of the nail that increases distally, causing the lateral borders of the nail to pinch the soft tissue with resulting tenderness; may result from a developmental anomaly or subungual exostosis. (05 Mar 2000) |
| cornified layer of nail | The outer, horny layer of the nail. Synonym: cornified layer of nail, horny layer of nail. (05 Mar 2000) |